2312226520 has 32 divisors (see below), whose sum is σ = 5290693200. Its totient is φ = 909213568.

The previous prime is 2312226517. The next prime is 2312226583. The reversal of 2312226520 is 256222132.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 487519 + ... + 492238.

Almost surely, 2^2312226520 is an apocalyptic number.

2312226520 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2312226520 is an abundant number, since it is smaller than the sum of its proper divisors (2978466680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2312226520 is a wasteful number, since it uses less digits than its factorization.

2312226520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979827 (or 979823 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 2312226520 is about 48085.6165604643. The cubic root of 2312226520 is about 1322.3409866669.

Adding to 2312226520 its reverse (256222132), we get a palindrome (2568448652).

The spelling of 2312226520 in words is "two billion, three hundred twelve million, two hundred twenty-six thousand, five hundred twenty".